Happy Holidays everyone! I thought it would be fun to share this sumo bot that features Darth Vader/Santa Claus and uses our Zumo chassis. The sumo bot was made by forum user Erich, and you can read more the sumo bot in this forum post and on this blog post from his website. Erich has also posted to our forum about his projects before; you can find a list of the forum posts he made that we blogged about below: March 2013: Zumo Robot with FRDM-KL25Z Board September 2013: Zumo Robot with Pololu Plug-in Modules October 2013: Zumo Robot with Pololu Plug-in Modules, assembled December 2013: Zumo Tournament Videos May 2014: Optical Motor Shaft Encoder in Zumo with Signal Processing July 2014: Modding the Zumo: Encoders, WiFi, GPS, USB and 120 MHz
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Darth Vader Santa Claus Sumo Bot
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(1) Check the original appearance of the circuit board. Pay attention to cleanliness and appearance inspection.
(2) Inspect the mask, including specified color, specified thickness, quality defects, and pitting.
(3) Is electroplating sufficient? Adequate electroplating is difficult to measure. If the requirements are strict, the current requirement is based on the plating thickness.
(4) Is the hole centered around the pad (annular ring and alignment)?
(5) Is the hole size correct?
(6) Does the appearance match the artwork?
(7) Does the steel mesh match the printing position of the circuit board?
(8) Is the overall circuit board size correct?
(9) Is the PCB warped?
(10) Is there copper on the edge of the PCB board?
(11) PCB tracking width tolerance.